Maker of award-winning OK Spark brand Spark Plug Tester, that detects both spark and voltage with its innovative PEER technology. Also our "NEW" Coil On Plug Tester and Fuel Injection Tester
The OK Spark Fuel Injector Tester, No. 100090, allows the users to instantly check and diagnose the fuel delivery system, without removing any components from the vehicle. The...
The OK Spark Spark Plug Tester uses Plasma Energy Event Recognition technology to check for the presence of an electrical arc in the spark plug. The tester features an industrial...